For decades, satellites passing over Earth's north and south poles have experienced a flow of ions from the upper atmosphere into space. Dubbed the 'polar wind', the source of this flow had eluded ...

Its sudden and dramatic disappearance caused the atmosphere on Mars' sun-facing side to swell by nearly four times its usual size — from its usual 497 miles (800 km) to over 1,864 miles (3,000 km).

Wind tunnels show what a probe descending into the atmosphere of an ice giant may have to contend with. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

Too much vertical wind shear, however, can offset the top of the storm. This weakens the wind circulation, as well as the transport of heat and moisture needed to fuel the storm.

Tech HOT STUFF Solar wind to hit Earth TODAY with particles from hole in the Sun’s atmosphere moving at a million miles an hour Karina Mitchell Published: 19:47, 19 Jun 2022 Updated: 8:34, 20 ...

“Despite stronger solar wind and EUV-radiation levels under the early Sun, ion escape can not explain more than 0.006 bar of atmospheric pressure lost over the course of 3.9 billion years ...

Vertical wind shear is present nearly everywhere on Earth, since winds typically move faster at higher altitudes than at the surface. It can be stronger or weaker than normal, and that’s ...